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1 Introduction
The introduction of USB2.0 specification has greatly stimulated the development and design of various electronic consumer products including various computer peripherals. USB has be...[Details]
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The most authoritative international annual event in the field of medical magnetic resonance, the 27th International Magnetic Resonance Annual Meeting (ISMRM 2019), will be held in Montreal, Canada i...[Details]
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The well-known mobile phone evaluation organization DXOMARK updated the 4th edition of the camera evaluation standard yesterday, and DXOMARK also discussed the specific details of the standard. DXO...[Details]
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1 Ultrasonic Principle
The propagation speed of ultrasound in the air is 340m/s. Therefore, if the propagation time of ultrasound in the air can be measured, the distance it propagates can be c...[Details]
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I wrote this article purely to attract some hits for my blog. On Blog Garden, it seems that visitor visits are not counted in the reading volume, and as an 18th-tier blogger, the visits of registered...[Details]
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As power density increases, energy loss becomes more concentrated. Higher efficiency means lower heat loss. Improving power efficiency is rapidly becoming the only viable measure to increase power ...[Details]
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How to use a multimeter to troubleshoot circuit board failures The red test lead is grounded, the pins in the red circle are ground, and the negative pole of the capacitor is ground. The black te...[Details]
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The basic performance of current pure electric vehicles is still inferior to that of gasoline vehicles in many aspects. However, powerful technologies supporting the next generation of pure elect...[Details]
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Measuring resistor values is generally simple. However, for very small values, we must be careful about the assumptions we make. For certain geometries, such as wires, the Kelvin method is very a...[Details]
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Last October, Intel announced that it would sell its NAND flash memory business to SK Hynix for $9 billion. The deal was approved by the United States in March and the European Union a few days ago. ...[Details]
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Over the past decade, medical devices that were once only available in hospitals and professional medical personnel have grown dramatically in the consumer healthcare market, such as pulse oximeters,...[Details]
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According to official news from China Machinery Engineering Corporation, the FAB electrical engineering project of the 8-inch non-storage wafer construction project of Haichen Semiconductor (Wuxi) Co...[Details]
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On the afternoon of April 17, the real picture of the iQOO Neo 3, which has been preheated for a long time, finally appeared. Today, iQOO President Feng Yufei shared the official picture of thi...[Details]
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It has been nearly seven years since the "Honor" brand started operating independently. Entering 2020, 5G has become a household name. Although it will take some time for 5G to be fully populariz...[Details]
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What can an oscilloscope do? Observe the signal time and voltage, calculate the frequency of the periodic signal (Frequency), observe the rising and falling edges (monotonicity), know the overshoot (...[Details]
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